243115412245 has 8 divisors (see below), whose sum is σ = 304422777216. Its totient is φ = 186036141456.

The previous prime is 243115412237. The next prime is 243115412269. The reversal of 243115412245 is 542214511342.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 243115412245 - 2³ = 243115412237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 243115412245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1057023417 + ... + 1057023646.

It is an arithmetic number, because the mean of its divisors is an integer number (38052847152).

Almost surely, 2^243115412245 is an apocalyptic number.

It is an amenable number.

243115412245 is a deficient number, since it is larger than the sum of its proper divisors (61307364971).

243115412245 is a wasteful number, since it uses less digits than its factorization.

243115412245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2114047091.

The product of its digits is 38400, while the sum is 34.

Adding to 243115412245 its reverse (542214511342), we get a palindrome (785329923587).

The spelling of 243115412245 in words is "two hundred forty-three billion, one hundred fifteen million, four hundred twelve thousand, two hundred forty-five".